SP FIRESTOP VRB Open-state cavity fire barrier for use within building facades

SP FIRESTOP VRB Consisting of an intumescent strip fixed to high density non-combustible ROCKWOOL insulation, SP Firestop VRB is designed to form an open-state cavity barrier within the building facade. This allows the product to maintain ventilation and drainage of the cavity under normal service conditions, while in the event of a fire the intumescent strip will quickly expand outwards to seal off the cavity, preventing the passage of fire and smoke.

Fully tested to “ASFP TGD 19: Fire resistance Test for ‘open-state’ cavity barriers used in the external envelope or fabric of buildings” Up to 60 minutes fire integrity and insulation Satisfies NHBC and CWCT guidance for ventilation gaps at fire barrier locations Weather resistant Easy site storage and handling Combined with ROCKWOOL RAINSCREEN DUO SLAB it simplifies the design of high rise buildings above 18m Description Specifically designed for use only in conjunction with ROCKWOOL RAINSCREEN DUO SLAB, SP Firestop VRB forms an open-state cavity fire barrier within the building facade, which...

• The barrier width must be a minimum of 25mm greater than the insulation thickness • A 60-minute fire performance can be achieved with a maximum open cavity (between SP Firestop VRB and the outer cladding) of up to 25mm • A 30-minute performance can be achieved with a maximum open cavity of up to 35mm Technical information Standards & approvals Fully tested to ASFP TGD 19, SP Firestop VRB can comply with the following building regulations: • England and Wales — Approved Document B • Scotland—Technical Handbook Section 2 • Northern Ireland—Technical Booklet E • Republic of Ireland—Technical Guidance...

Ancillary Products SP Fixing Brackets Required for installation, these brackets are supplied with SP Firestop VRB at a rate of two per metre length. Brackets are packaged in a separate cardboard box located within the main SP Firestop VRB packaging. SP Fixing Brackets are designed to be easily re-profiled by hand on site, and should be cut as necessary to ensure they penetrate the barrier by at least 75% of its width. Pigtail Screws Once SP Firestop VRB is fixed onto the brackets, the front-facing intumescent strip is secured using pigtail screws. These are supplied at a rate of four per metre...

Fire resistance Acoustic comfort Sustainable materials Durability As an environmentally conscious company, ROCKWOOL promotes the sustainable production and use of insulation and is committed to a continuous process of environmental improvement. All ROCKWOOL products provide outstanding thermal protection as well as four added benefits: Health & Safety The safety of ROCKWOOL stone wool is confirmed by current UK and Republic of Ireland health & safety regulations and EU directive 97/69/EC:ROCKWOOL fibres are not classified as a possible human carcinogen. A Material Safety Data Sheet is available...

The ROCKWOOL Trademark ROCKWOOL® - our trademark The ROCKWOOL trademark was initially registered in Denmark as a logo mark back in 1936. In 1937, it was accompanied with a word mark registration; a registration which is now extended to more than 60 countries around the word. The ROCKWOOL trademark is one of the largest assets in the ROCKWOOL Group, and thus well protected and defended by us throughout the world. If you require permission to use the ROCKWOOL logo for your business, advertising or promotion. You must apply for a Trade Mark Usage Agreement. To apply, write to: [email protected]....

September 2018 ROCKWOOL Limited Pencoed Bridgend CF35 6NY